Home / 125,418,774.90-173,080,650.92-68,904,249.11

Finding the Fourth Proportional to 125,418,774.90, 173,080,650.92 and 68,904,249.11

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Solution

The fourth proportional to 125,418,774.90, 173,080,650.92 and 68,904,249.11 is: 95,089,369.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,418,774.90 : 173,080,650.92 = 68,904,249.11 : x
  2. Step 2: Convert to fraction form
    125,418,774.90/173,080,650.92 = 68,904,249.11/x
  3. Step 3: Cross multiply
    125,418,774.90x = 173,080,650.92 × 68,904,249.11
  4. Step 4: Simplify right side
    125,418,774.90x = 11,925,992,285,902,706
  5. Step 5: Solve for x
    x = 11,925,992,285,902,706/125,418,774.90
  6. Step 6: Final answer
    x = 95,089,369.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.